podman/docs/source/markdown/options/from.md

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####> This option file is used in:
####> podman build, farm build
####> If file is edited, make sure the changes
####> are applicable to all of those.
#### **--from**
Overrides the first `FROM` instruction within the Containerfile. If there are multiple
FROM instructions in a Containerfile, only the first is changed.
With the remote podman client, not all container transports work as
expected. For example, oci-archive:/x.tar references /x.tar on the remote
machine instead of on the client. When using podman remote clients it is
best to restrict use to *containers-storage*, and *docker:// transports*.